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- river channel flood dis- charging 河道泄洪
- Probability design of river channel flood Protection levee 江河防洪堤的概率设计
- Effect of Waste Slag in Construction of West-East Gas Pipeline on the River Channel Flood 黄土湿陷地区长输管线施工弃渣对河道行洪的影响研究
- river channel flood 河道洪水
- river channel flood forecasting 河道洪水预测
- Further analysis suggests that narrowed river channel increase flood current velocity and silted riverbed slows down tidal wave propagation velocity. 随着涌潮潮头的推进,大量水沙上溯,这对北支和南支上段的滩,漕变化和河口环境有着深刻的影响。
- Next autumn, we will dig and dredge this river channel. 明年秋天我们就要开浚这个河道了。
- Comparing with the origin shape,the dredged channel can maintain narrower and deeper in a long time,which indicates that the river channel dredging is beneficial to sediment deliver and flood control. 挖槽河段在很长一段时间内保持比原平衡河道较窄深的断面形态,说明挖槽疏浚对河道输沙和洪水灾害防治是有利的。
- Self-formed river channels tend to be sinuous. 自动形成的河槽是趋向于弯曲的。
- Believed to be river channels or canals. 相信这些可能是河道或运河。
- Bamboo and log rafting in river channels may not threaten the safety of projects and facilities for flood passage and control. 在河道中流放竹木,不得影响行洪和防洪工程设施的安全。
- According to continuity equation of Saint_Venant, and based on the old corresponding rising difference model, the paper developed a new model of channel flood realtime forecasting. 根据圣维南方程组的连续方程 ;在原有相应涨差模型的基础上 ;推导出一种新的河道实时洪水预报相应涨差模型 .
- Moreover, attentions must be paid to the tributary with slight slope bed, because the water flowing into the tributary from the main channel during the uprising period of main channel flood may cause large-scale inundate in the tributary basin. 研究结果表明:在干支流交汇口,干流流量变化速率越大,支流倒灌流量越大;干流洪水陡涨时灌入支流的巨大水量对底坡平缓支流可能造成的淹没危害应引起充分重视。
- Building structures within river channel or on river beaches is prohibited without approval from relevant competent departments. 未经有关主管部门批准,不得在河床、河滩内修建建筑物。
- Then workers opened a freshly dug river channel that?stranded small fish in ponds and marshes. 后来,工人挖开一条新河道,不料将池塘和沼泽中的小鱼困住。
- In the meantime, inside certain limit, the limit cost that inland river channel provides a service is 0 or dinky. 同时,在一定的限度内,内河航道提供服务的边际成本为零或极小。
- The mineral water resource origins from the Helong city East City Town Bapu River channel without pollution. 该矿泉水水源地地处和龙市东城镇八浦江沟,无污染。
- Chen Dong,Cao Wenhong and Hu Chunhong, On the Threshold of River Channel Shrinkage, 29th IAHR Congress,Beijing, 2001. 程义吉、曹文洪、陈东,黄河口挖河疏浚道路风沙污染分析,泥沙研究,2001年第4期。
- Flood water covered the fields by the river. 洪水淹没了河边的田地。
- The lower reach of the Shing Mun Main Channel was originally a part of Tolo Harbour, but reclamation transformed it into a river channel. 城门河主河道下游原为吐露港的一部分,填海后才成为河道。